Side by side

pOrtahl ZenmastervsGruppo Gamma Field III GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Zenmaster
pOrtahlZenmaster
MSRP $695
Field III GMT
Gruppo GammaField III GMT
MSRP $459
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Buy used on eBay ↗
Buy from Gruppo Gamma ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
Zenmaster40.5mm
Field III GMT40mm
Power Reserve
Zenmaster42h
Field III GMT41h
Water Resistance
Zenmaster100m
Field III GMT200m
MSRP
Zenmaster$695
Field III GMT$459

Full specifications

Case

7 specs
Category
—
GMT
Diameter
40.5mm
40mm
Thickness
10.2mm
14mm
Lug-to-Lug
—
48.5mm
Lug Width
—
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
—
Black
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Miyota 9015
Seiko Instruments NH38A
Power Reserve
42h
41h
Complications
None
GMT

Pricing

1 specs
MSRP
$695
$459
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